xref: /aosp_15_r20/external/llvm/test/CodeGen/SystemZ/frame-10.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58) 
1*9880d681SAndroid Build Coastguard Worker; Test the stacksave builtin.
2*9880d681SAndroid Build Coastguard Worker;
3*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Workerdeclare i8 *@llvm.stacksave()
6*9880d681SAndroid Build Coastguard Worker
7*9880d681SAndroid Build Coastguard Workerdefine void @f1(i8 **%dest) {
8*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f1:
9*9880d681SAndroid Build Coastguard Worker; CHECK: stg %r15, 0(%r2)
10*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14
11*9880d681SAndroid Build Coastguard Worker  %addr = call i8 *@llvm.stacksave()
12*9880d681SAndroid Build Coastguard Worker  store volatile i8 *%addr, i8 **%dest
13*9880d681SAndroid Build Coastguard Worker  ret void
14*9880d681SAndroid Build Coastguard Worker}
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